NL189354B - PROCESS FOR PREPARING AN ANTIMICROBIAL PREPARATION, AND PROCESS FOR PREPARING A DERIVATIVE OF A 7- (2- (2-IMINO-4-THIAZOLIN-4-YL) ACETAMIDO) -3-CEPHEM-4-CARBONIC ACID. - Google Patents
PROCESS FOR PREPARING AN ANTIMICROBIAL PREPARATION, AND PROCESS FOR PREPARING A DERIVATIVE OF A 7- (2- (2-IMINO-4-THIAZOLIN-4-YL) ACETAMIDO) -3-CEPHEM-4-CARBONIC ACID.Info
- Publication number
- NL189354B NL189354B NLAANVRAGE7707129,A NL7707129A NL189354B NL 189354 B NL189354 B NL 189354B NL 7707129 A NL7707129 A NL 7707129A NL 189354 B NL189354 B NL 189354B
- Authority
- NL
- Netherlands
- Prior art keywords
- preparing
- thiazolin
- cephem
- acetamido
- imino
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D501/00—Heterocyclic compounds containing 5-thia-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula:, e.g. cephalosporins; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
- C07D501/14—Compounds having a nitrogen atom directly attached in position 7
- C07D501/16—Compounds having a nitrogen atom directly attached in position 7 with a double bond between positions 2 and 3
- C07D501/20—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids
- C07D501/24—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids with hydrocarbon radicals, substituted by hetero atoms or hetero rings, attached in position 3
- C07D501/26—Methylene radicals, substituted by oxygen atoms; Lactones thereof with the 2-carboxyl group
- C07D501/34—Methylene radicals, substituted by oxygen atoms; Lactones thereof with the 2-carboxyl group with the 7-amino radical acylated by carboxylic acids containing hetero rings
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
- A61P31/04—Antibacterial agents
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D501/00—Heterocyclic compounds containing 5-thia-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula:, e.g. cephalosporins; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
- C07D501/14—Compounds having a nitrogen atom directly attached in position 7
- C07D501/16—Compounds having a nitrogen atom directly attached in position 7 with a double bond between positions 2 and 3
- C07D501/20—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids
- C07D501/24—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids with hydrocarbon radicals, substituted by hetero atoms or hetero rings, attached in position 3
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Communicable Diseases (AREA)
- Pharmacology & Pharmacy (AREA)
- Oncology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Cephalosporin Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP51108101A JPS6011713B2 (en) | 1976-09-08 | 1976-09-08 | Cephalosporin derivatives and their production method |
Publications (3)
Publication Number | Publication Date |
---|---|
NL7707129A NL7707129A (en) | 1978-03-10 |
NL189354B true NL189354B (en) | 1992-10-16 |
NL189354C NL189354C (en) | 1993-03-16 |
Family
ID=14475887
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NLAANVRAGE7707129,A NL189354C (en) | 1976-09-08 | 1977-06-27 | PROCESS FOR PREPARING AN ANTIMICROBIAL PREPARATION, AND PROCESS FOR PREPARING A DERIVATIVE OF A 7- (2- (2-IMINO-4-THIAZOLIN-4-YL) ACETAMIDO) -3-CEPHEM-4-CARBONIC ACID. |
Country Status (22)
Country | Link |
---|---|
US (1) | US4264595A (en) |
JP (1) | JPS6011713B2 (en) |
AT (1) | AT352277B (en) |
AU (1) | AU508551B2 (en) |
BE (1) | BE856045A (en) |
CA (1) | CA1316171C (en) |
CH (4) | CH629813A5 (en) |
DE (3) | DE2760271C2 (en) |
DK (2) | DK159783C (en) |
ES (2) | ES460124A1 (en) |
FI (1) | FI67384C (en) |
FR (1) | FR2408612A1 (en) |
GB (1) | GB1587941A (en) |
GR (1) | GR63635B (en) |
HU (1) | HU182053B (en) |
MX (1) | MX5198E (en) |
NL (1) | NL189354C (en) |
NO (1) | NO772170L (en) |
PH (2) | PH15144A (en) |
PT (1) | PT66735B (en) |
SE (1) | SE464581B (en) |
ZA (1) | ZA773775B (en) |
Families Citing this family (51)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5760345B2 (en) * | 1974-12-19 | 1982-12-18 | Takeda Chemical Industries Ltd | |
SE440655B (en) | 1976-01-23 | 1985-08-12 | Roussel Uclaf | SET TO MAKE NEW OXIME DERIVATIVES OF 7-AMINO-THIAZOLYL-ACETAMIDO-CEPHALOSPORANIC ACID |
DE2760123C2 (en) * | 1976-01-23 | 1986-04-30 | Roussel-Uclaf, Paris | 7-Aminothiazolyl-syn-oxyiminoacetamidocephalosporanic acids, their preparation and pharmaceutical compositions containing them |
US4963542A (en) * | 1976-09-08 | 1990-10-16 | Takeda Chemical Industries, Ltd. | Cephalosporin derivatives |
PH17188A (en) * | 1977-03-14 | 1984-06-14 | Fujisawa Pharmaceutical Co | New cephem and cepham compounds and their pharmaceutical compositions and method of use |
SE439312B (en) * | 1977-03-25 | 1985-06-10 | Roussel Uclaf | SET TO MAKE NEW OXIME DERIVATIVES OF 3-ACETOXIMETHYL-7-AMINOTIAZOLYLACETAMIDO CEPHALOSPORANIC ACID |
DE2714880A1 (en) * | 1977-04-02 | 1978-10-26 | Hoechst Ag | CEPHEMDER DERIVATIVES AND PROCESS FOR THEIR PRODUCTION |
US5089490A (en) * | 1977-04-02 | 1992-02-18 | Hoechst Aktiengesellschaft | Cephem derivatives |
FR2410655A1 (en) * | 1977-12-05 | 1979-06-29 | Roussel Uclaf | NEW OXIMES DERIVED FROM 3-SUBSTITUTE 7-AMINO THIAZOLYL ACETAMIDO CEPHALOSPORANIC, THEIR METHOD OF PREPARATION AND THEIR APPLICATION AS MEDICINAL PRODUCTS |
FR2387235A1 (en) * | 1978-01-23 | 1978-11-10 | Fujisawa Pharmaceutical Co | PROCESS FOR THE PREPARATION OF COMPOUNDS OF 3,7-DISUBSTITUE-3-CEPHEM-4-CARBOXYLIC ACID AND NEW PRODUCTS THUS OBTAINED, HAVING A STRONG ANTIBACTERIAL ACTIVITY |
US4341775A (en) * | 1978-09-11 | 1982-07-27 | Fujisawa Pharmaceutical Co., Ltd. | Cephem compounds |
US4379922A (en) * | 1978-09-12 | 1983-04-12 | Fujisawa Pharmaceutical Co., Ltd. | Cepham compounds |
EP0009671B1 (en) * | 1978-09-12 | 1984-06-13 | Fujisawa Pharmaceutical Co., Ltd. | Starting compounds for preparing cephem compounds and processes for their preparation |
DE2945248A1 (en) * | 1978-11-13 | 1980-05-22 | Fujisawa Pharmaceutical Co | CEPHEM COMPOUNDS, METHOD FOR THEIR PRODUCTION AND ANTIBACTERIAL PHARMACEUTICAL AGENTS CONTAINING THE SAME |
HU184771B (en) * | 1979-05-23 | 1984-10-29 | Rhone Poulenc Ind | Process for producing new 3-thiovinyl-cepheme-carboxylic acid derivatives |
FR2476087A1 (en) * | 1980-02-18 | 1981-08-21 | Roussel Uclaf | NOVEL OXIMES DERIVED FROM 3-ALKYLOXY OR 3-ALKYL-THIOMETHYL 7-AMINO THIAZOLYL ACETAMIDO CEPHALOSPORANIC ACID, PROCESS FOR PREPARING THEM AND THEIR APPLICATION AS MEDICAMENTS |
JPS56125392A (en) * | 1980-03-06 | 1981-10-01 | Fujisawa Pharmaceut Co Ltd | Cepham and cephem compound and preparation thereof |
IT1141286B (en) * | 1980-04-17 | 1986-10-01 | Dob Far Spa | ESTERS OF DESACETOXY Cephalosporins THEIR SALTS AND PROCEDURES FOR THEIR OBTAINING |
JPS5759894A (en) * | 1980-09-30 | 1982-04-10 | Sankyo Co Ltd | Cephalosporin for oral administration |
DK379581A (en) * | 1980-10-06 | 1982-04-07 | Hoffmann La Roche | PROCEDURE FOR THE PREPARATION OF ACYL DERIVATIVES |
US4431642A (en) * | 1980-12-01 | 1984-02-14 | Fujisawa Pharmaceutical Co., Ltd. | Cephem compounds |
EP0061234A3 (en) * | 1981-03-05 | 1983-11-16 | Beecham Group Plc | Cephalosporin derivatives, process for their preparation and pharmaceutical preparations containing them |
US4336253A (en) * | 1981-03-11 | 1982-06-22 | Eli Lilly And Company | Cephalosporin antibiotics |
DE3118732A1 (en) * | 1981-05-12 | 1982-12-02 | Hoechst Ag, 6000 Frankfurt | CEPHALOSPORINE DERIVATIVES AND METHOD FOR THEIR PRODUCTION |
FR2508458A1 (en) * | 1981-06-29 | 1982-12-31 | Sandoz Sa | NOVEL DERIVATIVES OF CEPHALOSPORANIC ACID, THEIR PREPARATION AND THEIR APPLICATION AS MEDICAMENTS |
US4396620A (en) * | 1981-09-08 | 1983-08-02 | Eli Lilly And Company | Cephalosporin quinolinium betaines |
US4406898A (en) * | 1981-09-08 | 1983-09-27 | Eli Lilly And Company | Oxazole and oxadiazole cephalosporins |
US4396619A (en) * | 1981-09-08 | 1983-08-02 | Eli Lilly And Company | Cephalosporin betaines |
US4576938A (en) * | 1981-12-08 | 1986-03-18 | Tanabe Seiyaku Co., Ltd. | Cephalosporin compound and process for preparing the same |
GB8323034D0 (en) * | 1983-08-26 | 1983-09-28 | Fujisawo Pharmaceutical Co Ltd | 7-substituted-3-vinyl-3-cephem compounds |
US4761409A (en) * | 1984-08-16 | 1988-08-02 | Sumitomo Pharmaceuticals Company, Limited | Cephem derivatives |
DE3585434D1 (en) * | 1984-12-27 | 1992-04-02 | Banyu Pharma Co Ltd | CEPHALOSPORINE COMPOUNDS. |
NO862910L (en) * | 1985-08-05 | 1987-02-06 | Fujisawa Pharmaceutical Co | PROCEDURE FOR THE PREPARATION OF 3,7-DISUBSTITUTED-3-CEFEM COMPOUNDS. |
GB8519606D0 (en) * | 1985-08-05 | 1985-09-11 | Fujisawa Pharmaceutical Co | 3 7-d substituted-3-cephem compounds |
US4814328A (en) * | 1986-03-19 | 1989-03-21 | Banyu Pharmaceutical Co., Ltd. | Cephalosporin derivatives, and antibacterial agents |
JPS6417892A (en) * | 1987-07-14 | 1989-01-20 | Totoku Electric | Iron coated composite material and production thereof |
JPH01230547A (en) * | 1988-01-14 | 1989-09-14 | Takeda Chem Ind Ltd | Production of tertiary butyl 3-oxobutyrate and use thereof |
DE3804841A1 (en) * | 1988-02-17 | 1989-08-31 | Hoechst Ag | CEPHALOSPORINE DERIVATIVES AND METHOD FOR THEIR PRODUCTION |
EP0333082A3 (en) * | 1988-03-15 | 1991-05-02 | Takeda Chemical Industries, Ltd. | Cephem compounds, their production and use |
US5081116A (en) * | 1989-04-12 | 1992-01-14 | Yamanouchi Pharmaceutical Co., Ltd. | Cephalosporin derivatives |
DE3919259A1 (en) * | 1989-06-13 | 1990-12-20 | Hoechst Ag | CRYSTALLINE CEPHEM ACID ADDITION SALTS AND METHOD FOR THE PRODUCTION THEREOF |
CA2054126A1 (en) * | 1990-10-26 | 1992-04-27 | Michiyuki Sendai | Cephem compounds, their production and use |
IL113744A (en) | 1990-11-09 | 1998-06-15 | Eisai Co Ltd | 3-cephem derivatives and their preparation |
YU48484B (en) * | 1991-05-24 | 1998-09-18 | Hoechst Aktiengesellschaft | Crystal acid addition salts diastereometric pure 1-(-2,2-dimethylpropyonyloxy)-ethylesters 3-pephem-4-carbonic acid |
DE59209994D1 (en) * | 1991-09-07 | 2004-04-29 | Aventis Pharma Gmbh | Diastereomer of 3-cephem-4-carboxylic acid 1 - (- isopropoxycarbonyloxy) ethyl ester and process for its preparation |
TW212181B (en) * | 1992-02-14 | 1993-09-01 | Hoechst Ag | |
ES2117066T3 (en) * | 1992-05-21 | 1998-08-01 | Hoechst Ag | PROCEDURE FOR THE DISSOCIATION OF PROPHARMAC ESTERS FROM CEPHALOSPORIN TO GIVE ACID 7-AMINO-3-METOXIMETIL-CEF-3-EM-4-CARBOXILICO. |
CA2935651A1 (en) | 2007-10-09 | 2009-04-16 | Gladius Pharmaceuticals Corporation | Broad spectrum beta-lactamase inhibitors |
US8802387B2 (en) | 2008-04-30 | 2014-08-12 | Nanyang Technological University | Methods and compounds for detecting beta-lactamase activity |
US20100261700A1 (en) * | 2009-04-09 | 2010-10-14 | Larry Sutton | Beta-lactamase inhibitors |
EP2968352B1 (en) | 2013-03-12 | 2018-09-26 | Gladius Pharmaceuticals Corporation | Derivatized 3-styryl-cephalosporins |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4024134A (en) * | 1971-01-29 | 1977-05-17 | Glaxo Laboratories Limited | Syn isomers of cephalosporins having α-hydroximino- or α-acyloxyiminoacylamido groups at position-7 |
US4024137A (en) * | 1971-05-14 | 1977-05-17 | Glaxo Laboratories Limited | 7β-[2-Etherified oximino-2-(phenyl- or naphthylacetamido)] cephalosporins |
US4093803A (en) * | 1971-05-14 | 1978-06-06 | Glaxo Laboratories Limited | 7β-[2-Etherified oximino-2-(thienyl-, furyl- or pyridylacetamido)] cephalosporins |
US4091209A (en) * | 1971-05-14 | 1978-05-23 | Glaxo Laboratories Limited | 7β-[2-Etherified oximino-2-(phenyl or naphthylacetamido)]cephalosporins having a 2-haloalkylcarbamoyloxymethyl group at the 3-position |
US4033950A (en) * | 1971-05-14 | 1977-07-05 | Glaxo Laboratories Limited | 3-Hydroxymethyl-7β-(2-alkoxy-or benzyloxyimino-2-arylacetamido)ceph-3-em-4-carboxylic acids and salts thereof |
JPS5119765A (en) * | 1974-08-09 | 1976-02-17 | Takeda Chemical Industries Ltd | Aminochiazoorujudotaino seizoho |
DK154939C (en) * | 1974-12-19 | 1989-06-12 | Takeda Chemical Industries Ltd | METHOD OF ANALOGUE FOR THE PREPARATION OF THIAZOLYLACETAMIDO-CEPHEM COMPOUNDS OR PHARMACEUTICAL ACCEPTABLE SALTS OR ESTERS THEREOF |
DE2760123C2 (en) * | 1976-01-23 | 1986-04-30 | Roussel-Uclaf, Paris | 7-Aminothiazolyl-syn-oxyiminoacetamidocephalosporanic acids, their preparation and pharmaceutical compositions containing them |
FR2383188A2 (en) * | 1976-01-23 | 1978-10-06 | Roussel Uclaf | Oximes of thiazolyl-acetamido cephalosporins - useful as antibacterials against Gram positive and negative species |
FR2361894A2 (en) * | 1976-01-23 | 1978-03-17 | Roussel Uclaf | Amino-thiazolyl-hydroxyimino-acetamido-cephalosporanic acids - with antibacterial activity |
FR2346014A1 (en) * | 1976-01-23 | 1977-10-28 | Roussel Uclaf | Amino-thiazolyl-hydroxyimino-acetamido-cephalosporanic acids - with antibacterial activity |
FR2361893A2 (en) * | 1976-01-23 | 1978-03-17 | Roussel Uclaf | Amino-thiazolyl-hydroxyimino-acetamido-cephalosporanic acids - with antibacterial activity |
-
1976
- 1976-09-08 JP JP51108101A patent/JPS6011713B2/en not_active Expired
-
1977
- 1977-06-16 CA CA000280699A patent/CA1316171C/en not_active Expired - Fee Related
- 1977-06-17 DK DK270377A patent/DK159783C/en active
- 1977-06-17 US US05/807,409 patent/US4264595A/en not_active Expired - Lifetime
- 1977-06-20 GB GB25739/77A patent/GB1587941A/en not_active Expired
- 1977-06-20 NO NO772170A patent/NO772170L/en unknown
- 1977-06-20 GR GR53748A patent/GR63635B/en unknown
- 1977-06-21 AU AU26271/77A patent/AU508551B2/en not_active Expired
- 1977-06-21 DE DE2760271A patent/DE2760271C2/de not_active Expired
- 1977-06-21 DE DE2760448A patent/DE2760448C2/de not_active Expired
- 1977-06-21 DE DE19772727753 patent/DE2727753A1/en active Granted
- 1977-06-21 SE SE7707176A patent/SE464581B/en not_active IP Right Cessation
- 1977-06-22 HU HU77TA1446A patent/HU182053B/en unknown
- 1977-06-22 FI FI771951A patent/FI67384C/en not_active IP Right Cessation
- 1977-06-22 AT AT442477A patent/AT352277B/en not_active IP Right Cessation
- 1977-06-23 BE BE178725A patent/BE856045A/en not_active IP Right Cessation
- 1977-06-23 FR FR7719340A patent/FR2408612A1/en active Granted
- 1977-06-23 ZA ZA00773775A patent/ZA773775B/en unknown
- 1977-06-24 CH CH779977A patent/CH629813A5/en not_active IP Right Cessation
- 1977-06-27 ES ES460124A patent/ES460124A1/en not_active Expired
- 1977-06-27 PH PH19915A patent/PH15144A/en unknown
- 1977-06-27 NL NLAANVRAGE7707129,A patent/NL189354C/en not_active IP Right Cessation
- 1977-06-28 PT PT66735A patent/PT66735B/en unknown
- 1977-07-23 MX MX775834U patent/MX5198E/en unknown
-
1978
- 1978-06-14 ES ES470782A patent/ES470782A1/en not_active Expired
-
1981
- 1981-07-16 CH CH468381A patent/CH630386A5/en not_active IP Right Cessation
- 1981-07-16 CH CH468481A patent/CH630923A5/en not_active IP Right Cessation
-
1982
- 1982-01-13 CH CH18882A patent/CH634578A5/en not_active IP Right Cessation
- 1982-05-11 PH PH27261A patent/PH19543A/en unknown
-
1989
- 1989-12-08 DK DK621189A patent/DK161081C/en active
Also Published As
Similar Documents
Publication | Publication Date | Title |
---|---|---|
NL189354C (en) | PROCESS FOR PREPARING AN ANTIMICROBIAL PREPARATION, AND PROCESS FOR PREPARING A DERIVATIVE OF A 7- (2- (2-IMINO-4-THIAZOLIN-4-YL) ACETAMIDO) -3-CEPHEM-4-CARBONIC ACID. | |
NL7700244A (en) | PROCESS FOR THE PREPARATION OF PHTHALAND DERIVATIVES. | |
NL7708180A (en) | PROCESS FOR THE PREPARATION OF TETRAELKYL-BIS -CYCLOHEXYLAMINE DERIVATIVES. | |
NL7705574A (en) | METHOD FOR PREPARING PHENOXY-PHENOXY-PROPIONIC ACID DERIVATIVES. | |
NL7807611A (en) | PROCEDURE FOR PREPARING NEW PHENYLAIC ACID DERIVATIVES. | |
NL187349C (en) | PROCESS FOR PREPARING OR MANUFACTURING A PHARMACEUTICAL PREPARATION CONTAINING AN N-ARALKYL-3-PHENYL-2-PROPENENE-1-AMINE AND / OR AN ACID ADDITION SALT THEREOF AND PROCESS FOR PREPARING THESE COMPOUNDS AND THE SAME. | |
NL7606809A (en) | METHOD FOR PREPARING TEREPHALIC ACID. | |
NL7707152A (en) | PROCESS FOR PREPARING DERIVATIVES OF PENICILLAAN ACID. | |
NL190285C (en) | PROCESS FOR PREPARING D, 1-5-METHYLTETRAHYDROFOLIC ACID; PHARMACEUTICAL PREPARATION. | |
NL7604543A (en) | PROCEDURE FOR PREPARING PERCARBON ACID SOLUTIONS. | |
NL7707515A (en) | PROCESS FOR THE PREPARATION OF CYANURIC ACID DERIVATIVES. | |
NL7714372A (en) | PHOSPHONICARBONIC ACID DERIVATIVES AND PROCESS FOR THE PREPARATION OF SUCH COMPOUNDS. | |
NL7708091A (en) | Process for the preparation of phenoxy-phenoxy-alkanecarboxylic acid derivatives. | |
NL7612320A (en) | PROCESS FOR PREPARING THIAPROSTAN ACID DERIVATIVES. | |
NL7506625A (en) | BARBITIC ACID DERIVATIVE AND HERBICIDE PREPARATION AND PROCESS FOR PREPARING THEM. | |
NL7604330A (en) | PROCESS FOR THE PREPARATION OF 8-AZAPROSTAN ACID DERIVATIVES. | |
NL7608164A (en) | PROCESS FOR PREPARING CEFEM AND PENAM COMPOUNDS, AS WELL AS PROCEDURE FOR PREPARING PHARMACEUTICAL PREPARATIONS. | |
NL173644C (en) | PROCESS FOR PREPARING ALFA-ALKYLTHIOACETIC ACID DERIVATIVES. | |
NL7605837A (en) | PROCESS FOR PREPARING THENOYLAZIC ACID DERIVATIVES. | |
NL171821C (en) | PROCESS FOR THE PREPARATION OF 6-AMINOPENICILLANIC ACID. | |
NL7803466A (en) | CYCLOBUTANO COMPOUND AND METHOD FOR PREPARING THIS AND FOR PREPARING CYCLOPROPANARBON ACID DERIVATIVES. | |
NL163789C (en) | PROCESS FOR PREPARING A 7BETA- (4-CARBOXY-BUTANAAMIDO) CEPHALOSPORANIC ACID DERIVATIVE. | |
NL7702238A (en) | PROCESS FOR THE PREPARATION OF PYRIDYLPHOS FOR ACID DERIVATIVES. | |
NL7603905A (en) | PROCEDURE FOR PREPARING BASIC SUBSTITUTED 5-SULFAMOYL ANTRANILIC ACID DERIVATIVES. | |
NL7610915A (en) | OXANIL ACID DERIVATIVES AND PROCESS FOR PREPARING THEM. |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
BA | A request for search or an international-type search has been filed | ||
BB | A search report has been drawn up | ||
BC | A request for examination has been filed | ||
A85 | Still pending on 85-01-01 | ||
V4 | Discontinued because of reaching the maximum lifetime of a patent |
Free format text: 970627 |